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FR2722326B1 - METHOD FOR REPLACING A CROSS-TUBE OF THE BOTTOM OF A NUCLEAR REACTOR COOLED WITH PRESSURIZED WATER - Google Patents

METHOD FOR REPLACING A CROSS-TUBE OF THE BOTTOM OF A NUCLEAR REACTOR COOLED WITH PRESSURIZED WATER

Info

Publication number
FR2722326B1
FR2722326B1 FR9408426A FR9408426A FR2722326B1 FR 2722326 B1 FR2722326 B1 FR 2722326B1 FR 9408426 A FR9408426 A FR 9408426A FR 9408426 A FR9408426 A FR 9408426A FR 2722326 B1 FR2722326 B1 FR 2722326B1
Authority
FR
France
Prior art keywords
replacing
tube
cross
nuclear reactor
pressurized water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9408426A
Other languages
French (fr)
Other versions
FR2722326A1 (en
Inventor
Philippe Roux
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Areva NP SAS
Original Assignee
Framatome SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Framatome SA filed Critical Framatome SA
Priority to FR9408426A priority Critical patent/FR2722326B1/en
Priority to EP95401514A priority patent/EP0691658B1/en
Priority to DE69500606T priority patent/DE69500606D1/en
Priority to US08/497,478 priority patent/US5661767A/en
Publication of FR2722326A1 publication Critical patent/FR2722326A1/en
Application granted granted Critical
Publication of FR2722326B1 publication Critical patent/FR2722326B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C13/00—Pressure vessels; Containment vessels; Containment in general
    • G21C13/02—Details
    • G21C13/032—Joints between tubes and vessel walls, e.g. taking into account thermal stresses
    • G21C13/036—Joints between tubes and vessel walls, e.g. taking into account thermal stresses the tube passing through the vessel wall, i.e. continuing on both sides of the wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F16L5/02—Sealing
    • F16L5/022—Sealing by welding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49721—Repairing with disassembling
    • Y10T29/4973—Replacing of defective part

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
FR9408426A 1994-07-07 1994-07-07 METHOD FOR REPLACING A CROSS-TUBE OF THE BOTTOM OF A NUCLEAR REACTOR COOLED WITH PRESSURIZED WATER Expired - Fee Related FR2722326B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9408426A FR2722326B1 (en) 1994-07-07 1994-07-07 METHOD FOR REPLACING A CROSS-TUBE OF THE BOTTOM OF A NUCLEAR REACTOR COOLED WITH PRESSURIZED WATER
EP95401514A EP0691658B1 (en) 1994-07-07 1995-06-26 Method for replacing a tube crossing of a pressurised water nuclear reactor vessel bottom
DE69500606T DE69500606D1 (en) 1994-07-07 1995-06-26 Process for replacing a pipe bushing in the bottom of the pressure vessel of a nuclear reactor cooled by pressurized water
US08/497,478 US5661767A (en) 1994-07-07 1995-07-03 Method for replacing a through-tube of the vessel bottom head of a nuclear reactor cooled by pressurized water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9408426A FR2722326B1 (en) 1994-07-07 1994-07-07 METHOD FOR REPLACING A CROSS-TUBE OF THE BOTTOM OF A NUCLEAR REACTOR COOLED WITH PRESSURIZED WATER

Publications (2)

Publication Number Publication Date
FR2722326A1 FR2722326A1 (en) 1996-01-12
FR2722326B1 true FR2722326B1 (en) 1996-09-27

Family

ID=9465135

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9408426A Expired - Fee Related FR2722326B1 (en) 1994-07-07 1994-07-07 METHOD FOR REPLACING A CROSS-TUBE OF THE BOTTOM OF A NUCLEAR REACTOR COOLED WITH PRESSURIZED WATER

Country Status (4)

Country Link
US (1) US5661767A (en)
EP (1) EP0691658B1 (en)
DE (1) DE69500606D1 (en)
FR (1) FR2722326B1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5802125A (en) * 1996-04-29 1998-09-01 General Electric Company Bottom head assembly
US20050135537A1 (en) * 2002-10-01 2005-06-23 Bruce Hinton Pressure vessel
US6888908B1 (en) 2002-11-18 2005-05-03 Babcock & Wilcox Canada, Ltd. Reactor head with integral nozzles
FR2866148B1 (en) * 2004-02-06 2006-07-21 Framatome Anp METHOD OF FIXING A TUBE IN A BOREHOLE THROUGH A SPHERICAL WALL AND METAL DEPOSITION DEVICE FOR SUPPLYING IN A LAMINATION.
US7373989B2 (en) * 2004-06-23 2008-05-20 Weatherford/Lamb, Inc. Flow nozzle assembly
US20060078080A1 (en) * 2004-10-08 2006-04-13 Payne Ronal J Small diameter bore pressure vessel penetration modification
JP5675119B2 (en) * 2010-01-18 2015-02-25 三菱重工業株式会社 Base mounting structure
CN102233472A (en) * 2010-04-22 2011-11-09 上海华谊集团装备工程有限公司 Process for positioning and welding reaction tube and tube plates in large-scale tubular reactor
US9097104B2 (en) 2011-11-09 2015-08-04 Weatherford Technology Holdings, Llc Erosion resistant flow nozzle for downhole tool
US9053828B2 (en) 2012-11-07 2015-06-09 Westinghouse Electric Company Llc Nuclear reactor bottom-mounted instrumentation nozzle repair method
AU2014201020B2 (en) 2013-02-28 2016-05-19 Weatherford Technology Holdings, Llc Erosion ports for shunt tubes
US9978467B2 (en) 2014-11-13 2018-05-22 Framatome Inc. Excavation and weld repair methodology for pressurized water reactor piping and vessel nozzles
FR3034245B1 (en) 2015-03-24 2018-08-31 Areva Np PROCESS FOR REPAIRING THE INTERNAL SURFACE OF A NUCLEAR REACTOR ENVELOPE, ENVELOPE OBTAINED BY THE PROCESS
CN106098113B (en) * 2016-07-28 2018-01-19 中国原子能科学研究院 A kind of presurized water reactor reactor pressure vessel upper cover

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2921675A1 (en) * 1979-05-29 1980-12-11 Babcock Brown Boveri Reaktor IMPLEMENTATION OF A PIPELINE IN THE AREA OF A SPHERICAL SAFETY COVER OF A NUCLEAR POWER PLANT
JPH0298696A (en) * 1988-10-05 1990-04-11 Hitachi Ltd Method for repairing neutron flux monitor housing
US5267279A (en) * 1990-01-12 1993-11-30 Hitachi, Ltd. Method and structure for repairing an elongated metal hollow member
US5272734A (en) * 1992-04-09 1993-12-21 General Electric Company Repair of incore housings using ultrasonic examinations
DE4236005C2 (en) * 1992-10-24 1994-08-25 Bbc Reaktor Gmbh Method for replacing a nozzle passing through a cover of a nuclear reactor pressure vessel
US5367768A (en) * 1992-12-17 1994-11-29 Mpr Associates, Inc. Methods of repairing inconel 600 nozzles of pressurized water reactor vessels

Also Published As

Publication number Publication date
EP0691658B1 (en) 1997-08-27
EP0691658A1 (en) 1996-01-10
DE69500606D1 (en) 1997-10-02
FR2722326A1 (en) 1996-01-12
US5661767A (en) 1997-08-26

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Legal Events

Date Code Title Description
ST Notification of lapse